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Vulnerability details: VCID-yqkw-e99v-jbgt
Vulnerability ID VCID-yqkw-e99v-jbgt
Aliases CVE-2020-1971
Summary A vulnerability in OpenSSL might allow remote attackers to cause a Denial of Service condition.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-476 NULL Pointer Dereference
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv3 5.9 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-1971.json
epss 0.00335 https://api.first.org/data/v1/epss?cve=CVE-2020-1971
epss 0.00335 https://api.first.org/data/v1/epss?cve=CVE-2020-1971
epss 0.00335 https://api.first.org/data/v1/epss?cve=CVE-2020-1971
epss 0.00335 https://api.first.org/data/v1/epss?cve=CVE-2020-1971
epss 0.00348 https://api.first.org/data/v1/epss?cve=CVE-2020-1971
epss 0.00348 https://api.first.org/data/v1/epss?cve=CVE-2020-1971
epss 0.00348 https://api.first.org/data/v1/epss?cve=CVE-2020-1971
epss 0.00348 https://api.first.org/data/v1/epss?cve=CVE-2020-1971
epss 0.00348 https://api.first.org/data/v1/epss?cve=CVE-2020-1971
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
archlinux High https://security.archlinux.org/AVG-1335
archlinux High https://security.archlinux.org/AVG-1404
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-1971.json
https://api.first.org/data/v1/epss?cve=CVE-2020-1971
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1971
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://www.openssl.org/news/secadv/20201208.txt
1903409 https://bugzilla.redhat.com/show_bug.cgi?id=1903409
ASA-202012-24 https://security.archlinux.org/ASA-202012-24
AVG-1335 https://security.archlinux.org/AVG-1335
AVG-1404 https://security.archlinux.org/AVG-1404
CVE-2020-1971 https://nvd.nist.gov/vuln/detail/CVE-2020-1971
GLSA-202012-13 https://security.gentoo.org/glsa/202012-13
RHSA-2020:5422 https://access.redhat.com/errata/RHSA-2020:5422
RHSA-2020:5476 https://access.redhat.com/errata/RHSA-2020:5476
RHSA-2020:5566 https://access.redhat.com/errata/RHSA-2020:5566
RHSA-2020:5588 https://access.redhat.com/errata/RHSA-2020:5588
RHSA-2020:5623 https://access.redhat.com/errata/RHSA-2020:5623
RHSA-2020:5637 https://access.redhat.com/errata/RHSA-2020:5637
RHSA-2020:5639 https://access.redhat.com/errata/RHSA-2020:5639
RHSA-2020:5640 https://access.redhat.com/errata/RHSA-2020:5640
RHSA-2020:5641 https://access.redhat.com/errata/RHSA-2020:5641
RHSA-2020:5642 https://access.redhat.com/errata/RHSA-2020:5642
RHSA-2021:0056 https://access.redhat.com/errata/RHSA-2021:0056
RHSA-2021:0486 https://access.redhat.com/errata/RHSA-2021:0486
RHSA-2021:0488 https://access.redhat.com/errata/RHSA-2021:0488
RHSA-2021:0489 https://access.redhat.com/errata/RHSA-2021:0489
RHSA-2021:0491 https://access.redhat.com/errata/RHSA-2021:0491
RHSA-2021:0494 https://access.redhat.com/errata/RHSA-2021:0494
RHSA-2021:0495 https://access.redhat.com/errata/RHSA-2021:0495
RHSA-2021:0949 https://access.redhat.com/errata/RHSA-2021:0949
USN-4662-1 https://usn.ubuntu.com/4662-1/
USN-4745-1 https://usn.ubuntu.com/4745-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-1971.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.56419
EPSS Score 0.00335
Published At April 9, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:11:32.167678+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/202012-13 38.0.0